*Thickness 3 mils *Provides a highly resistant seal on pipe threads for all types of service *Suitable for use with solvents, chemicals, oxygen and on food lines. *Non-toxic *Permits easy disassembly, even after years of service *Meets Mil. Spec T-27730A *Sealing temperature: -450°F to 550°F (-268°C to 288°C) *Pressures: to 2,000 PSI (136 BAR) Pipe Thread Tape of PTFE - Contractor Grade 1/2" x 520" 44072$0.59 Pipe Thread Tape of PTFE - Contractor Grade - 3/4" x 520"Same features as listed above. 510W-75$0.79 Pipe Thread Tape of PTFE - Contractor Grade 1" x 520"Same features as listed above. 510W-100$0.95 Need more information? Please feel free to contact us at 1-800-592-6940 - Ask for Extension 588 or Internet Sales.